Law firm / negotiator wanted (Panama City)

I am looking for a law firm with expertise in Internet and business law to take over an ongoing negotiation case and remain my company's legal partners in the future.High success rate in negotiations is a must.Willingness to take responsibility if they make a mistake is also a must.Fluent English is also a must.

I appreciate any contacts, but please try to provide me with information about those who you know to match the above requirements.Any negotiator alternatives are welcome as well.